Here is a 12V 3A Power Supply Switching Regulator circuit, or Step down DC Converter voltage. Use IC LM2576-12 SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator. Input DC Voltage 40Vmax and 16Vmin 3A. Read more
Three CD4047 inverter circuit can convert 12VDC to 220VAC 50HZ we use IC-4047 for oscillator and transistors driver transformers output have 3 circuits Read more
I am going to show you about Capacitor Discharge Ignition Circuit (CDI) works. Do you have an old motorcycle? Is it still in good condition? I believe that many people like old cars. Because the system works less Little problem too When using the same oil In the near distance The old car is better. … Read more
Dual power supply circuit,can select voltage levels 3V,5V,6V,9V,12,15V at 1A and -3V,-5V,-6V,-9V,-12V,-15V at 1A, use LM317 (positive) LM337(negative) […] Read more
2 ways to increase current from IC-7805 or IC78xx series Learn more more low cost! Read more